Display screen or portion thereof with icon



The single FIGURE is a front view of the display screen or portion thereof with icon of my design.

The outermost broken line defines the bounds of the claim and illustrates the display screen or portion thereof and the remaining broken lines illustrate portions of the icon; none of the broken lines form part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with icon, as shown and described. 